The python-daemon package ( PyPI listing , Pagure repo ) is very useful. However, I feel it has suffered a bit from sparse documentation, an...
Nice online resource plus ebook for MPI
Wes Kendall from University of Tennessee, Knoxville has produced a website showing how to code in MPI, including installing an Amazon EC2 cluster. For portability, the site content is also available as a Kindle ebook for only US$5.